<?php

use think\migration\Migrator;
use think\migration\db\Column;

class AlterCouponBrandDiscountLogo extends Migrator
{
    public function up()
    {
        $sql = <<<SQL
      ALTER TABLE `coupon_brand`
MODIFY COLUMN `discount_logo`  varchar(100) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL DEFAULT '' COMMENT '折扣标识' ;
SQL;
        $this->execute($sql);
    }
}
